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## Index: P

P command (sed): 6.1.3. Multiline Print
  with N and D commands: 6.1.3. Multiline Print
p flag: 5.3. Substitution
  5.3. Substitution
parameters, function: 9.3. Writing Your Own Functions
  9.3. Writing Your Own Functions
parameters, script: 7.10. Passing Parameters Into a Script
parentheses ( ): 2.2.1. Scripting
  3.2. A Line-Up of Characters
  3.2.10. Grouping Operations
  with replacing text: 5.3.1. Replacement Metacharacters
parsing: 2.1. Awk, by Sed and Grep, out of Ed
  referencing fields: 2.4.1. Running awk
    7.5.1. Referencing and Separating Fields
  strings into array elements: 8.4.4. Using split( ) to Create Arrays
    11.2.1.2. Obtaining individual characters
pattern addressing: 2.1. Awk, by Sed and Grep, out of Ed
  A.2.1. Pattern Addressing
pattern matching: 1.3. A Pattern-Matching Programming Language
  1.4. Four Hurdles to Mastering sed and awk
  2.2.1. Scripting
  in awk: 7.4. Pattern Matching
  closure: 3.2.5. Repeated Occurrences of a Character
  extent of match: 3.2.12.1. The extent of the match
  fixed strings: 3.2.3. Writing Regular Expressions
  metacharacters for (see metacharacters)
  over multiple lines: 3.2.7.1. Phrases
  phrases: 3.2.7.1. Phrases
  at start/end of words: 3.2.11. What's the Word? Part II
pattern space: 4.1.1. The Pattern Space
  6.3. Hold That Line
  (see also hold space)
  deleting contents of (see d command (sed))
  displaying (see l command (sed))
  inputing file into (see reading from files)
  insert and append commands and: 5.5. Append, Insert, and Change
  multiline: 6.1. Multiline Pattern Space
patterns: 2.1. Awk, by Sed and Grep, out of Ed
  2.2.1. Scripting
  B.2.3. Patterns
PCs: 0.. DOS Versions
percent sign (%)
  for format specifications: 7.9. Formatted Printing
  modulo operator: 7.6. Expressions
  %= (assignment) operator: 7.6. Expressions
phonebill script (example): 13.2. phonebill—Track Phone Usage
phrase script (example): 6.5. To Join a Phrase
phrases: 3.2.7.1. Phrases
pipelined edits: 4.4.4. Edits To Go
pipes
  closing: 10.2. The close( ) Function
  directing output to: 10.5.1. Directing Output to a Pipe
  limitations on: 10.8. Limitations
  reading input from: 10.1.3. Reading Input from a Pipe
plpr script (example): 13.8. plpr—lpr Preprocessor
plus (+)
  addition operator: 7.6. Expressions
  metacharacter: 7.4. Pattern Matching
  += (assignment) operator: 7.6. Expressions
  ++ (increment) operator: 7.6. Expressions
    7.6. Expressions
positional metacharacters: 3.2.7. Positional Metacharacters
POSIX
  awk (see awk)
  character class additions: 3.2.4.2. Excluding a class of characters
    B.2.4. Regular Expressions
  character classes standard: 3.2.4.3. POSIX character class additions
  option conbinations, standard for: 2.3.2.3. Mixing options (POSIX)
  regular expressions standard: 3.2.4.3. POSIX character class additions
  standard for labels: 6.4. Advanced Flow Control Commands
--posix option (gawk): 11.2.3.1. Command line options
postfix operators: 7.6. Expressions
precedence, operation: 3.1. That's an Expression
  B.2.5.6. Operators
precision modifier: 7.9. Formatted Printing
prefix operators: 7.6. Expressions
print command (sed) (see p command; P command)
print statement (awk): 2.1. Awk, by Sed and Grep, out of Ed
  7.2. Hello, World
  10.5. Directing Output to Files and Pipes
printerr( ): 11.2.1.4. Special filenames
  12.3.4. A Function for Reporting Errors
printf statement: 7.9. Formatted Printing
  10.5. Directing Output to Files and Pipes
printing
  formatting output (awk): 7.9. Formatted Printing
  line addresses with =: 5.9. Print Line Number
procedures: 2.2.1. Scripting
  2.4.1. Running awk
PROCINFO array (gawk): 11.2.3.7. Additional special files
programming
  awk, model for: 7.3. Awk's Programming Model
  sed, tips for: 4.5. Getting to the PromiSed Land
prompts: 2.1. Awk, by Sed and Grep, out of Ed

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